19 lines
469 B
ArmAsm
19 lines
469 B
ArmAsm
! bcopy() Author: Kees J. Bot
|
|
! 27 Jan 1994
|
|
.sect .text; .sect .rom; .sect .data; .sect .bss
|
|
|
|
! void bcopy(const void *s1, void *s2, size_t n)
|
|
! Copy a chunk of memory. Handle overlap.
|
|
! This is a BSD routine that escaped from the kernel. Don't use.
|
|
!
|
|
.sect .text
|
|
.define _bcopy
|
|
.extern __memmove
|
|
_bcopy:
|
|
pop cx
|
|
pop ax
|
|
pop dx ! Pop return address and arguments
|
|
push ax
|
|
push dx ! Arguments reversed
|
|
push cx
|
|
jmp __memmove ! Call the proper routine
|